220147300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1063}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 507953600

約数和(自身を除く): 287806300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 109, 190, 218, 380, 436, 475, 545, 950, 1063, 1090, 1900, 2071, 2126, 2180, 2725, 4142, 4252, 5315, 5450, 8284, 10355, 10630, 10900, 20197, 20710, 21260, 26575, 40394, 41420, 51775, 53150, 80788, 100985, 103550, 106300, 115867, 201970, 207100, 231734, 403940, 463468, 504925, 579335, 1009850, 1158670, 2019700, 2201473, 2317340, 2896675, 4402946, 5793350, 8805892, 11007365, 11586700, 22014730, 44029460, 55036825, 110073650, 220147300]

約数ペア:

[(1, 220147300), (2, 110073650), (4, 55036825), (5, 44029460), (10, 22014730), (19, 11586700), (20, 11007365), (25, 8805892), (38, 5793350), (50, 4402946), (76, 2896675), (95, 2317340), (100, 2201473), (109, 2019700), (190, 1158670), (218, 1009850), (380, 579335), (436, 504925), (475, 463468), (545, 403940), (950, 231734), (1063, 207100), (1090, 201970), (1900, 115867), (2071, 106300), (2126, 103550), (2180, 100985), (2725, 80788), (4142, 53150), (4252, 51775), (5315, 41420), (5450, 40394), (8284, 26575), (10355, 21260), (10630, 20710), (10900, 20197)]